/**********************************************************************

  Audacity: A Digital Audio Editor

  DynamicLibraryHelpers.cpp

  Dmitry Vedenko

**********************************************************************/

#include "DynamicLibraryHelpers.h"

#include <wx/dynlib.h>

#include "../FFmpegTypes.h"

using GetVersionFn = unsigned (*)();

bool GetAVVersion(
    const wxDynamicLibrary& lib, const char* name, FFMPegVersion& version)
{
    GetVersionFn versionFn = reinterpret_cast<GetVersionFn>(lib.GetSymbol(name));

    if (nullptr == versionFn) {
        return false;
    }

    const unsigned fullVersion = versionFn();

    version.Major = (fullVersion >> 16) & 0xFF;
    version.Minor = (fullVersion >> 8) & 0xFF;
    version.Micro = fullVersion & 0xFF;

    return true;
}
